CN203648592U - Hydraulic double-roller crusher and hydraulic system - Google Patents
Hydraulic double-roller crusher and hydraulic system Download PDFInfo
- Publication number
- CN203648592U CN203648592U CN201320818293.5U CN201320818293U CN203648592U CN 203648592 U CN203648592 U CN 203648592U CN 201320818293 U CN201320818293 U CN 201320818293U CN 203648592 U CN203648592 U CN 203648592U
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- hydraulic
- crusher
- hydraulic cylinder
- action roller
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- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 230000009471 action Effects 0.000 claims description 34
- 239000002828 fuel tank Substances 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 28
- 229910052742 iron Inorganic materials 0.000 abstract description 14
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 31
- 239000000463 material Substances 0.000 description 5
- 230000006378 damage Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010734 process oil Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a hydraulic double-roller crusher and a hydraulic system. The hydraulic double-roller crusher comprises a crusher rack, a fixed roller set, a movable roller set, a power device and a hydraulic system, wherein the movable roller set is provided with a protection executing mechanism and a discharging opening adjusting mechanism; the protection executing mechanism comprises a hydraulic cylinder and a piston rod; the piston rod is connected with the movable roller set; the discharging opening adjusting mechanism comprises a small oil cylinder and an cushion block; the small oil cylinder is connected with a slide block. The movable roller set is provided with the hydraulic cylinder with the piston rod and an unreasonable structure which takes a spring as the protection executing mechanism is changed so as to prevent the movable roller set from being deviated; the crusher has high safety performance and use performance and long service life; the reaction sensitivity of releasing iron is improved; the small oil cylinder is arranged and the size of a discharging opening is controlled by a hydraulic adjusting manner; compared with traditional spring type adjustment, the hydraulic double-roller crusher has the advantages of high precision, portability and the like.
Description
[technical field]
The utility model relates to a kind of mine mechanism, particularly a kind of Hydraulic Double roll crusher and hydraulic system.
[background technology]
Disintegrating machine is a kind of mine mechanism, disintegrating machine in the course of the work, cross hard material and will enter crusher chamber, as cleared up not in time material in crusher chamber, very easily damage the miscellaneous part in disintegrating machine, and in the time need to adjusting the size of broken ore, just need to regulate the size of discharge gate, and adjust the gap between fixed and action roller subgroup.
The protection of iron excessively of existing disintegrating machine and discharging opening regulate and all adopt spring; the operation principle of spring protection mechanism is: when having served as hard material and entering crusher chamber; extruding action roller subgroup and fixed roll subgroup; after action roller subgroup, move; spring is compressed; cross after iron eliminating, spring reset, thus avoided crossing iron to equipment damage.But this device exists the defect of three aspects: 1, action roller subgroup easy deflection in the time carrying out broken material; 2, spring high-frequency reciprocating motion, causes spring fatigue, and mechanical properties decrease, causes service life short.3, because elastic force is directly proportional to the decrement of spring, while therefore there is iron, the size of material is larger, and elastic force is larger, and the protective value of crossing iron protection mechanism is weakened.
Regulate because the adjusting of its nesting population size adopts spring, while regulating nesting population size, need carry out at open state, there is the very big risk to operating personnel's personal injury in mode of operation, and degree of regulation is low, wastes time and energy.
[utility model content]
The purpose of this utility model solves the problems of the prior art exactly; a kind of Hydraulic Double roll crusher and hydraulic system thereof are proposed; can guarantee security performance and the serviceability of disintegrating machine, what protection volume was larger crosses iron, improves accuracy and convenience that discharging opening regulates.
For achieving the above object, the utility model proposes a kind of Hydraulic Double roll crusher, comprise crusher frame, fixed roll subgroup, action roller subgroup, power set and hydraulic system, described action roller subgroup is movably fixed in frame by slide block, between fixed roll subgroup and action roller subgroup, form crusher chamber, in action roller subgroup, be provided with protection executing agency and discharging opening guiding mechanism, described protection executing agency comprises hydraulic cylinder and piston rod, piston rod is arranged in hydraulic cylinder, piston rod is connected with action roller subgroup, described hydraulic cylinder is connected with accumulator by overflow valve, described discharging opening guiding mechanism comprises small oil tank and cushion block, described small oil tank is connected with slide block, cushion block is set on slide block, described cushion block is fixed on the intermediate support beam of frame by latch
As preferably, described power set are asynchronous machine, and described asynchronous machine is connected with action roller subgroup by shaft coupling.
As preferably, described shaft coupling is cross coupler.
As preferably, described hydraulic cylinder and accumulator are fixedly connected in frame by fixture, and described fixture and frame are spirally connected or are welded and fixed.
The utility model has also proposed a kind of hydraulic system of Hydraulic Double roll crusher, comprise small oil tank and two hydraulic cylinders of fuel tank, hydraulic pump, motor and driving disintegrating machine action roller subgroup, on described hydraulic cylinder, be parallel with accumulator, between hydraulic cylinder and accumulator, be provided with overflow valve, the oil-out of hydraulic pump is connected with hydraulic cylinder by oil pipe, on described oil pipe, be connected with solenoid directional control valve, check valve and pressure switch in turn, described check valve is communicated with fuel tank by oil return pipe, between oil pipe and oil return pipe, is provided with pressure regulator valve.
As preferably, on described oil return pipe, be connected with return filter, the pollutant that produces in system and invade is captured to protection system safety returning before fuel tank.
As preferably, on described fuel tank, be provided with air cleaner and liquid level liquid thermometer.
As preferably, on described oil pipe, be provided with the second solenoid directional control valve, can be used as for subsequent usely, improve the safety and stability of system.
The beneficial effects of the utility model: by be provided with the hydraulic cylinder of piston rod in action roller subgroup, change the unreasonable structure as protection executing agency of spring in the past, prevent the skew of action roller subgroup, disintegrating machine has higher security performance, serviceability and longer service life, and improve the reaction sensitivity while crossing iron, by small oil tank being set in action roller subgroup, with the size of the mode control discharge gate of hydraulic regulation, compared with regulating with conventional springs formula, there is accuracy high, the advantage such as convenient, asynchronous machine is connected with action roller subgroup by shaft coupling, avoid traditional employing narrow V-belt drives mode to cause the belt problem of pine excessively.
Feature of the present utility model and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is structural representation of the present utility model;
Fig. 2 is schematic top plan view of the present utility model;
Fig. 3 is stereogram of the present utility model;
Fig. 4 is hydraulic system schematic diagram of the present utility model.
In figure: 1-frame, 2-fixed roll subgroup, 3-action roller subgroup, 4-slide block, 5-crusher chamber, 6-protects executing agency, 7-discharging opening guiding mechanism, 8-hydraulic cylinder, 9-piston rod, 91-overflow valve, 10-accumulator, 11-small oil tank, 12-cushion block, 13-latch, 14-intermediate support beam, 15-asynchronous machine, 16-shaft coupling, 17-fixture, 18-fuel tank, 19-hydraulic pump, 20-oil pipe, 21-solenoid directional control valve, 22-check valve, 23-pressure switch, 24-oil return pipe, 25-pressure regulator valve, 26-return filter, 27-air cleaner, 28-liquid level liquid thermometer, 29-the second solenoid directional control valve.
[specific embodiment]
Consult Fig. 1, Fig. 2 and Fig. 3, the utility model Hydraulic Double roll crusher, comprise crusher frame 1, fixed roll subgroup 2, action roller subgroup 3, power set and hydraulic system, described action roller subgroup 3 is movably fixed in frame 1 by slide block 4, between fixed roll subgroup 2 and action roller subgroup 3, form crusher chamber 5, in action roller subgroup 3, be provided with protection executing agency 6 and discharging opening guiding mechanism 7, described protection executing agency 6 comprises hydraulic cylinder 8 and piston rod 9, piston rod 9 is arranged in hydraulic cylinder 8, piston rod 9 is connected with action roller subgroup 3, described hydraulic cylinder 8 is connected with accumulator 10 by overflow valve 91, described discharging opening guiding mechanism 7 comprises small oil tank 11 and cushion block 12, described small oil tank 11 is connected with slide block 4, cushion block 12 is set on slide block 4, the above the power set of intermediate support beam 14 that described cushion block 12 is fixed on frame 1 by latch 13 are asynchronous machine 15, described asynchronous machine 15 is connected with action roller subgroup 3 by cross coupler 16, described hydraulic cylinder 8 and accumulator 10 are fixedly connected in frame 1 by fixture 17, described fixture 17 is spirally connected or is welded and fixed with frame 1.
The operation principle of the utility model Hydraulic Double roll crusher: action roller subgroup 3 is movably fixed in frame 1 by slide block 4, piston rod 9 is arranged in hydraulic cylinder 8, the stroke that changes piston rod 9 can be controlled the displacement of action roller subgroup 3, protection executing agency 6 is made up of hydraulic cylinder 8 and piston rod 9, hydraulic cylinder 8 provides pressure by Hydraulic Station, while having served as iron generation, when hydraulic cylinder 8 internal pressures reach preset value, piston rod 9 moves, hydraulic cylinder 8 shrinks, oil in hydraulic cylinder 8 is pressed into accumulator 10, overflow valve 91 remains that hydraulic cylinder 8 internal pressures are preset value, after being with iron to get rid of, hydraulic cylinder 8 resets, realized iron protection process, this process oil circuit pressure is constant all the time, by slide plate 4 and small oil tank 11 are set in action roller subgroup 3, with the size of the mode control discharge gate of hydraulic regulation, compared with regulating with conventional springs formula, there is accuracy high, the advantage such as convenient, asynchronous machine 15 is connected with action roller subgroup 3 by shaft coupling 16, avoid traditional employing narrow V-belt drives mode to cause the belt problem of pine excessively.
The utility model hydraulic system, comprise small oil tank 11 and two hydraulic cylinders 8 of fuel tank 18, hydraulic pump 19, motor 15 and driving disintegrating machine action roller subgroup, on described hydraulic cylinder 8, be parallel with accumulator 10, between hydraulic cylinder 8 and accumulator 10, be provided with overflow valve 91, the oil-out of hydraulic pump 19 is connected with hydraulic cylinder 8 by oil pipe 20, on described oil pipe 20, be connected with solenoid directional control valve 21, check valve 22 and pressure switch 23 in turn, described check valve 22 is communicated with fuel tank 18 by oil return pipe 24, between oil pipe 20 and oil return pipe 24, is provided with pressure regulator valve 25.
As preferably, on described oil return pipe 24, be connected with return filter 26.
As preferably, on described fuel tank 18, be provided with air cleaner 27 and liquid level liquid thermometer 28.
As preferably, on described oil pipe 20, be provided with the second solenoid directional control valve 29.
Operation principle of the present utility model: motor 15 drives hydraulic pump 19, from fuel tank 18, provide pressure oil to system, promotion hydraulic cylinder 8 stretches out or small oil tank 11 moves, and in the time that pressure is raised to operating pressure, pressure switch 23 actions quit work motor 15 and hydraulic pump 19.While having served as iron generation, hydraulic cylinder 8 internal pressures will reach preset value, hydraulic cylinder 8 shrinks, oil in hydraulic cylinder 8 is pressed into accumulator 10, overflow valve 91 remains that hydraulic cylinder 8 internal pressures are preset value, and after being with iron to get rid of, hydraulic cylinder 8 resets, realized iron protection process, this process oil circuit pressure is constant all the time; The return filter 26 connecting on oil return pipe 24, captures the pollutant that produces in system and invade returning before fuel tank 18 protection system safety; The second solenoid directional control valve 29 arranging on oil pipe 20 can be used as for subsequent use, has improved the safety and stability of system.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any scheme after the utility model simple transformation is all belonged to protection domain of the present utility model.
Claims (8)
1. a Hydraulic Double roll crusher, comprise crusher frame (1), fixed roll subgroup (2), action roller subgroup (3), power set and hydraulic system, described action roller subgroup (3) is movably fixed in frame (1) by slide block (4), between fixed roll subgroup (2) and action roller subgroup (3), form crusher chamber (5), it is characterized in that: in action roller subgroup (3), be provided with protection executing agency (6) and discharging opening guiding mechanism (7), described protection executing agency (6) comprises hydraulic cylinder (8) and piston rod (9), piston rod (9) is arranged in hydraulic cylinder (8), piston rod (9) is connected with action roller subgroup (3), described hydraulic cylinder (8) is connected with accumulator (10) by overflow valve (91), described discharging opening guiding mechanism (7) comprises small oil tank (11) and cushion block (12), described small oil tank (11) is connected with slide block (4), cushion block (12) is set on slide block (4), described cushion block (12) is fixed on the intermediate support beam (14) of frame (1) by latch (13).
2. a kind of Hydraulic Double roll crusher as claimed in claim 1, is characterized in that: described power set are asynchronous machine (15), and described asynchronous machine (15) is connected with action roller subgroup (3) by shaft coupling (16).
3. a kind of Hydraulic Double roll crusher as claimed in claim 2, is characterized in that: described shaft coupling (16) is cross coupler.
4. a kind of Hydraulic Double roll crusher as claimed in claim 1, it is characterized in that: it is upper that described hydraulic cylinder (8) and accumulator (10) are fixedly connected on frame (1) by fixture (17), and described fixture (17) is spirally connected or is welded and fixed with frame (1).
5. the hydraulic system of a Hydraulic Double roll crusher, comprise fuel tank (18), hydraulic pump (19), small oil tank (11) and two hydraulic cylinders (8) of motor (15) and driving disintegrating machine action roller subgroup, it is characterized in that: on described hydraulic cylinder (8), be parallel with accumulator (10), between hydraulic cylinder (8) and accumulator (10), be provided with overflow valve (91), the oil-out of hydraulic pump (19) is connected with hydraulic cylinder (8) by oil pipe (20), on described oil pipe (20), be connected with solenoid directional control valve (21) in turn, check valve (22) and pressure switch (23), described check valve (22) is communicated with fuel tank (18) by oil return pipe (24), between oil pipe (20) and oil return pipe (24), be provided with pressure regulator valve (25).
6. the hydraulic system of a kind of Hydraulic Double roll crusher as claimed in claim 5, is characterized in that: on described oil return pipe (24), be connected with return filter (26).
7. the hydraulic system of a kind of Hydraulic Double roll crusher as claimed in claim 5, is characterized in that: on described fuel tank (18), be provided with air cleaner (27) and liquid level liquid thermometer (28).
8. the hydraulic system of a kind of Hydraulic Double roll crusher as claimed in claim 5, is characterized in that: on described oil pipe (20), be provided with the second solenoid directional control valve (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320818293.5U CN203648592U (en) | 2013-12-12 | 2013-12-12 | Hydraulic double-roller crusher and hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320818293.5U CN203648592U (en) | 2013-12-12 | 2013-12-12 | Hydraulic double-roller crusher and hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203648592U true CN203648592U (en) | 2014-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320818293.5U Expired - Lifetime CN203648592U (en) | 2013-12-12 | 2013-12-12 | Hydraulic double-roller crusher and hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203648592U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104675773A (en) * | 2015-03-06 | 2015-06-03 | 浙江大学 | Pure water hydraulic system of roller press for precisely controlling rolling speed and method of pure water hydraulic system for precisely controlling rolling speed |
| CN105782145A (en) * | 2016-05-05 | 2016-07-20 | 湖州市千金宝云机械铸件有限公司 | Hydraulic oil way of casting smelting raw material conveying pulverizer |
| CN112473818A (en) * | 2020-12-24 | 2021-03-12 | 浙江美安普矿山机械股份有限公司 | Double-roller crusher with grinding roller with fixed shaft supporting structure |
-
2013
- 2013-12-12 CN CN201320818293.5U patent/CN203648592U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104675773A (en) * | 2015-03-06 | 2015-06-03 | 浙江大学 | Pure water hydraulic system of roller press for precisely controlling rolling speed and method of pure water hydraulic system for precisely controlling rolling speed |
| CN105782145A (en) * | 2016-05-05 | 2016-07-20 | 湖州市千金宝云机械铸件有限公司 | Hydraulic oil way of casting smelting raw material conveying pulverizer |
| CN112473818A (en) * | 2020-12-24 | 2021-03-12 | 浙江美安普矿山机械股份有限公司 | Double-roller crusher with grinding roller with fixed shaft supporting structure |
| CN112473818B (en) * | 2020-12-24 | 2022-07-15 | 浙江美安普矿山机械股份有限公司 | Double-roller crusher with grinding roller with fixed shaft supporting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313100 Industrial Park, Heping Town, Changxing County, Huzhou, Zhejiang Patentee after: Zhejiang mining heavy industry Co.,Ltd. Address before: 313100 Industrial Park, Heping Town, Changxing County, Huzhou, Zhejiang Patentee before: ZHEJIANG ZHEKUANG HEAVY INDUSTRY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |
|
| CX01 | Expiry of patent term |